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In-order fibre channel packet delivery

DC CAFC
  • US 7,649,844 B2
  • Filed: 12/29/2004
  • Issued: 01/19/2010
  • Est. Priority Date: 12/29/2004
  • Status: Active Grant
First Claim
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1. A method comprising:

  • detecting a membership change at a port channel;

    blocking fibre channel packets associated with the port channel at a first fibre channel switch upon detecting the membership change, the port channel including a plurality of links connecting the first fibre channel switch to a second fibre channel switch;

    transmitting a plurality of flush packets on the plurality of links;

    unblocking fibre channel packets associated with the port channel upon receiving acknowledgments for the plurality of flush packets from the second fibre channel switch.

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